Home / 3,032.70-4,184.64-1,706.40

Finding the Fourth Proportional to 3,032.70, 4,184.64 and 1,706.40

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Solution

The fourth proportional to 3,032.70, 4,184.64 and 1,706.40 is: 2,354.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,032.70 : 4,184.64 = 1,706.40 : x
  2. Step 2: Convert to fraction form
    3,032.70/4,184.64 = 1,706.40/x
  3. Step 3: Cross multiply
    3,032.70x = 4,184.64 × 1,706.40
  4. Step 4: Simplify right side
    3,032.70x = 7,140,669.70
  5. Step 5: Solve for x
    x = 7,140,669.70/3,032.70
  6. Step 6: Final answer
    x = 2,354.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.